From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 6233 invoked by alias); 17 Feb 2012 13:27:58 -0000 Received: (qmail 6225 invoked by uid 22791); 17 Feb 2012 13:27:56 -0000 X-SWARE-Spam-Status: No, hits=-2.8 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 X-Spam-Check-By: sourceware.org Received: from localhost (HELO sourceware.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Fri, 17 Feb 2012 13:27:45 +0000 From: "anemo at mba dot ocn.ne.jp" To: glibc-bugs@sources.redhat.com Subject: [Bug nptl/13690] pthread_mutex_unlock potentially cause invalid access Date: Fri, 17 Feb 2012 13:27:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: glibc X-Bugzilla-Component: nptl X-Bugzilla-Keywords: glibc_2.15 X-Bugzilla-Severity: normal X-Bugzilla-Who: anemo at mba dot ocn.ne.jp X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: carlos at systemhalted dot org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: X-Bugzilla-URL: http://sourceware.org/bugzilla/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 Mailing-List: contact glibc-bugs-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Post: List-Help: , Sender: glibc-bugs-owner@sourceware.org X-SW-Source: 2012-02/txt/msg00161.txt.bz2 http://sourceware.org/bugzilla/show_bug.cgi?id=13690 --- Comment #12 from Atsushi Nemoto 2012-02-17 13:26:59 UTC --- (In reply to comment #8) > What kind of testing have you done with the patch? > > Do you have a small test case that can trigger the failure even sporadically? > > It would be nice to get a test case added that documents the class of failure > we tried to fix. Unfortunately I could not reproduce the problem and do not have any test case. Actually, this problem was discovered by an code analysis from a report that indicates futex_wake syscall was called with a wrong private flag. So my patch is just a theoretical fix. -- Configure bugmail: http://sourceware.org/bugzilla/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.